| /* $XFree86$ */ /* -*- mode: c; c-basic-offset: 3 -*- */ |
| /* |
| * Mesa 3-D graphics library |
| * Version: 3.5 |
| * |
| * Copyright (C) 1999-2001 Brian Paul All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included |
| * in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
| * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| * Original authors: |
| * Keith Whitwell <keithw@valinux.com> |
| * |
| * Adapted to Mach64 by: |
| * José Fonseca <j_r_fonseca@yahoo.co.uk> |
| */ |
| |
| |
| /* DO_XYZW: Emit xyz and maybe w coordinates. |
| * DO_RGBA: Emit color. |
| * DO_SPEC: Emit specular color. |
| * DO_FOG: Emit fog coordinate in specular alpha. |
| * DO_TEX0: Emit tex0 u,v coordinates. |
| * DO_TEX1: Emit tex1 u,v coordinates. |
| * DO_PTEX: Emit tex0,1 q coordinates where possible. |
| * |
| * Additionally, this template assumes it is emitting *transformed* |
| * vertices; the modifications to emit untransformed vertices (ie. to |
| * t&l hardware) are probably too great to cooexist with the code |
| * already in this file. |
| */ |
| |
| #define VIEWPORT_X(x) ((GLint) ((s[0] * (x) + s[12]) * 4.0)) |
| #define VIEWPORT_Y(y) ((GLint) ((s[5] * (y) + s[13]) * 4.0)) |
| #define VIEWPORT_Z(z) (((GLuint) (s[10] * (z) + s[14])) << 15) |
| |
| #ifndef LOCALVARS |
| #define LOCALVARS |
| #endif |
| |
| static void TAG(emit)( GLcontext *ctx, |
| GLuint start, GLuint end, |
| void *dest, |
| GLuint stride ) |
| { |
| LOCALVARS |
| struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb; |
| #if DO_TEX1 |
| GLfloat (*tc1)[4]; |
| GLuint tc1_stride; |
| #if DO_PTEX |
| GLuint tc1_size; |
| #endif |
| #endif |
| #if DO_TEX0 |
| GLfloat (*tc0)[4]; |
| GLuint tc0_stride; |
| #if DO_PTEX |
| GLuint tc0_size; |
| #endif |
| #endif |
| #if DO_SPEC |
| GLfloat (*spec)[4]; |
| GLuint spec_stride; |
| #endif |
| #if DO_FOG |
| GLfloat (*fog)[4]; |
| GLuint fog_stride; |
| #endif |
| #if DO_RGBA |
| GLfloat (*col)[4]; |
| GLuint col_stride; |
| #endif |
| GLfloat (*coord)[4]; |
| GLuint coord_stride; |
| VERTEX *v = (VERTEX *)dest; |
| const GLfloat *s = GET_VIEWPORT_MAT(); |
| #if DO_TEX1 || DO_TEX0 || DO_XYZW |
| const GLubyte *mask = VB->ClipMask; |
| #endif |
| int i; |
| |
| #if !DO_XYZW |
| (void) s; /* Quiet compiler */ |
| #endif |
| /* fprintf(stderr, "%s(big) importable %d %d..%d\n", */ |
| /* __FUNCTION__, VB->importable_data, start, end); */ |
| |
| #if DO_TEX1 |
| { |
| const GLuint t1 = GET_TEXSOURCE(1); |
| tc1 = VB->TexCoordPtr[t1]->data; |
| tc1_stride = VB->TexCoordPtr[t1]->stride; |
| #if DO_PTEX |
| tc1_size = VB->TexCoordPtr[t1]->size; |
| #endif |
| } |
| #endif |
| |
| #if DO_TEX0 |
| { |
| const GLuint t0 = GET_TEXSOURCE(0); |
| tc0 = VB->TexCoordPtr[t0]->data; |
| tc0_stride = VB->TexCoordPtr[t0]->stride; |
| #if DO_PTEX |
| tc0_size = VB->TexCoordPtr[t0]->size; |
| #endif |
| } |
| #endif |
| |
| #if DO_SPEC |
| if (VB->SecondaryColorPtr[0]) { |
| spec = VB->SecondaryColorPtr[0]->data; |
| spec_stride = VB->SecondaryColorPtr[0]->stride; |
| } else { |
| spec = (GLfloat (*)[4])ctx->Current.Attrib[VERT_ATTRIB_COLOR1]; |
| spec_stride = 0; |
| } |
| #endif |
| |
| #if DO_FOG |
| if (VB->FogCoordPtr) { |
| fog = VB->FogCoordPtr->data; |
| fog_stride = VB->FogCoordPtr->stride; |
| } else { |
| static GLfloat tmp[4] = {0, 0, 0, 0}; |
| fog = &tmp; |
| fog_stride = 0; |
| } |
| #endif |
| |
| #if DO_RGBA |
| col = VB->ColorPtr[0]->data; |
| col_stride = VB->ColorPtr[0]->stride; |
| #endif |
| |
| coord = VB->NdcPtr->data; |
| coord_stride = VB->NdcPtr->stride; |
| |
| if (start) { |
| #if DO_TEX1 |
| STRIDE_4F(tc1, start * tc1_stride); |
| #endif |
| #if DO_TEX0 |
| STRIDE_4F(tc0, start * tc0_stride); |
| #endif |
| #if DO_SPEC |
| STRIDE_4F(spec, start * spec_stride); |
| #endif |
| #if DO_FOG |
| STRIDE_4F(fog, start * fog_stride); |
| #endif |
| #if DO_RGBA |
| STRIDE_4F(col, start * col_stride); |
| #endif |
| STRIDE_4F(coord, start * coord_stride); |
| } |
| |
| for (i=start; i < end; i++, v = (VERTEX *)((GLubyte *)v + stride)) { |
| CARD32 *p = (CARD32 *)v; |
| #if DO_TEX1 || DO_TEX0 |
| GLfloat w; |
| |
| if (mask[i] == 0) { |
| /* unclipped */ |
| w = coord[0][3]; |
| } else { |
| /* clipped */ |
| w = 1.0; |
| } |
| #endif |
| |
| #if DO_TEX1 |
| #if DO_PTEX |
| if (tc1_size == 4) { |
| #ifdef MACH64_PREMULT_TEXCOORDS |
| LE32_OUT_FLOAT( p++, w*tc1[0][0] ); /* VERTEX_?_SECONDARY_S */ |
| LE32_OUT_FLOAT( p++, w*tc1[0][1] ); /* VERTEX_?_SECONDARY_T */ |
| LE32_OUT_FLOAT( p++, w*tc1[0][3] ); /* VERTEX_?_SECONDARY_W */ |
| #else /* !MACH64_PREMULT_TEXCOORDS */ |
| float rhw = 1.0 / tc1[0][3]; |
| LE32_OUT_FLOAT( p++, rhw*tc1[0][0] ); /* VERTEX_?_SECONDARY_S */ |
| LE32_OUT_FLOAT( p++, rhw*tc1[0][1] ); /* VERTEX_?_SECONDARY_T */ |
| LE32_OUT_FLOAT( p++, w*tc1[0][3] ); /* VERTEX_?_SECONDARY_W */ |
| #endif /* !MACH64_PREMULT_TEXCOORDS */ |
| } else { |
| #endif /* DO_PTEX */ |
| #ifdef MACH64_PREMULT_TEXCOORDS |
| LE32_OUT_FLOAT( p++, w*tc1[0][0] ); /* VERTEX_?_SECONDARY_S */ |
| LE32_OUT_FLOAT( p++, w*tc1[0][1] ); /* VERTEX_?_SECONDARY_T */ |
| LE32_OUT_FLOAT( p++, w ); /* VERTEX_?_SECONDARY_W */ |
| #else /* !MACH64_PREMULT_TEXCOORDS */ |
| LE32_OUT_FLOAT( p++, tc1[0][0] ); /* VERTEX_?_SECONDARY_S */ |
| LE32_OUT_FLOAT( p++, tc1[0][1] ); /* VERTEX_?_SECONDARY_T */ |
| LE32_OUT_FLOAT( p++, w ); /* VERTEX_?_SECONDARY_W */ |
| #endif /* !MACH64_PREMULT_TEXCOORDS */ |
| #if DO_PTEX |
| } |
| #endif /* DO_PTEX */ |
| STRIDE_4F(tc1, tc1_stride); |
| #else /* !DO_TEX1 */ |
| p += 3; |
| #endif /* !DO_TEX1 */ |
| |
| #if DO_TEX0 |
| #if DO_PTEX |
| if (tc0_size == 4) { |
| #ifdef MACH64_PREMULT_TEXCOORDS |
| LE32_OUT_FLOAT( p++, w*tc0[0][0] ); /* VERTEX_?_S */ |
| LE32_OUT_FLOAT( p++, w*tc0[0][1] ); /* VERTEX_?_T */ |
| LE32_OUT_FLOAT( p++, w*tc0[0][3] ); /* VERTEX_?_W */ |
| #else /* !MACH64_PREMULT_TEXCOORDS */ |
| float rhw = 1.0 / tc0[0][3]; |
| LE32_OUT_FLOAT( p++, rhw*tc0[0][0] ); /* VERTEX_?_S */ |
| LE32_OUT_FLOAT( p++, rhw*tc0[0][1] ); /* VERTEX_?_T */ |
| LE32_OUT_FLOAT( p++, w*tc0[0][3] ); /* VERTEX_?_W */ |
| #endif /* !MACH64_PREMULT_TEXCOORDS */ |
| } else { |
| #endif /* DO_PTEX */ |
| #ifdef MACH64_PREMULT_TEXCOORDS |
| LE32_OUT_FLOAT( p++, w*tc0[0][0] ); /* VERTEX_?_S */ |
| LE32_OUT_FLOAT( p++, w*tc0[0][1] ); /* VERTEX_?_T */ |
| LE32_OUT_FLOAT( p++, w ); /* VERTEX_?_W */ |
| #else /* !MACH64_PREMULT_TEXCOORDS */ |
| LE32_OUT_FLOAT( p++, tc0[0][0] ); /* VERTEX_?_S */ |
| LE32_OUT_FLOAT( p++, tc0[0][1] ); /* VERTEX_?_T */ |
| LE32_OUT_FLOAT( p++, w ); /* VERTEX_?_W */ |
| #endif /* !MACH64_PREMULT_TEXCOORDS */ |
| #if DO_PTEX |
| } |
| #endif /* DO_PTEX */ |
| STRIDE_4F(tc0, tc0_stride); |
| #else /* !DO_TEX0 */ |
| p += 3; |
| #endif /* !DO_TEX0 */ |
| |
| #if DO_SPEC |
| UNCLAMPED_FLOAT_TO_UBYTE(((GLubyte *)p)[0], spec[0][2]); /* VERTEX_?_SPEC_B */ |
| UNCLAMPED_FLOAT_TO_UBYTE(((GLubyte *)p)[1], spec[0][1]); /* VERTEX_?_SPEC_G */ |
| UNCLAMPED_FLOAT_TO_UBYTE(((GLubyte *)p)[2], spec[0][0]); /* VERTEX_?_SPEC_R */ |
| |
| STRIDE_4F(spec, spec_stride); |
| #endif |
| #if DO_FOG |
| UNCLAMPED_FLOAT_TO_UBYTE(((GLubyte *)p)[3], fog[0][0]); /* VERTEX_?_SPEC_A */ |
| /* ((GLubyte *)p)[3] = fog[0][0] * 255.0; */ |
| STRIDE_4F(fog, fog_stride); |
| #endif |
| p++; |
| |
| #if DO_XYZW |
| if (mask[i] == 0) { |
| /* unclipped */ |
| LE32_OUT( p++, VIEWPORT_Z( coord[0][2] ) ); /* VERTEX_?_Z */ |
| } else { |
| #endif |
| p++; |
| #if DO_XYZW |
| } |
| #endif |
| |
| #if DO_RGBA |
| UNCLAMPED_FLOAT_TO_UBYTE(((GLubyte *)p)[0], col[0][2]); |
| UNCLAMPED_FLOAT_TO_UBYTE(((GLubyte *)p)[1], col[0][1]); |
| UNCLAMPED_FLOAT_TO_UBYTE(((GLubyte *)p)[2], col[0][0]); |
| UNCLAMPED_FLOAT_TO_UBYTE(((GLubyte *)p)[3], col[0][3]); |
| p++; |
| STRIDE_4F(col, col_stride); |
| #else |
| p++; |
| #endif |
| |
| #if DO_XYZW |
| if (mask[i] == 0) { |
| /* unclipped */ |
| LE32_OUT( p, |
| (VIEWPORT_X( coord[0][0] ) << 16) | /* VERTEX_?_X */ |
| (VIEWPORT_Y( coord[0][1] ) & 0xffff) ); /* VERTEX_?_Y */ |
| |
| if (MACH64_DEBUG & DEBUG_VERBOSE_PRIMS) { |
| fprintf( stderr, "%s: vert %d: %.2f %.2f %.2f %x\n", |
| __FUNCTION__, |
| i, |
| (LE32_IN( p ) >> 16)/4.0, |
| (LE32_IN( p ) & 0xffff)/4.0, |
| LE32_IN( p - 2 )/65536.0, |
| *(GLuint *)(p - 1) ); |
| } |
| } |
| #endif |
| #if DO_TEX1 || DO_TEX0 || DO_XYZW |
| STRIDE_4F(coord, coord_stride); |
| #endif |
| |
| assert( p + 1 - (CARD32 *)v == 10 ); |
| } |
| } |
| |
| #if DO_XYZW && DO_RGBA |
| |
| static GLboolean TAG(check_tex_sizes)( GLcontext *ctx ) |
| { |
| LOCALVARS |
| struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb; |
| |
| /* Force 'missing' texcoords to something valid. |
| */ |
| if (DO_TEX1 && VB->TexCoordPtr[0] == 0) |
| VB->TexCoordPtr[0] = VB->TexCoordPtr[1]; |
| |
| if (DO_PTEX) |
| return GL_TRUE; |
| |
| /* No hardware support for projective texture. Can fake it for |
| * TEX0 only. |
| */ |
| if ((DO_TEX1 && VB->TexCoordPtr[GET_TEXSOURCE(1)]->size == 4)) { |
| PTEX_FALLBACK(); |
| return GL_FALSE; |
| } |
| |
| if (DO_TEX0 && VB->TexCoordPtr[GET_TEXSOURCE(0)]->size == 4) { |
| if (DO_TEX1) { |
| PTEX_FALLBACK(); |
| } |
| return GL_FALSE; |
| } |
| |
| return GL_TRUE; |
| } |
| |
| |
| static void TAG(interp)( GLcontext *ctx, |
| GLfloat t, |
| GLuint edst, GLuint eout, GLuint ein, |
| GLboolean force_boundary ) |
| { |
| LOCALVARS |
| struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb; |
| GLubyte *ddverts = GET_VERTEX_STORE(); |
| GLuint size = GET_VERTEX_SIZE(); |
| const GLfloat *dstclip = VB->ClipPtr->data[edst]; |
| GLfloat w; |
| const GLfloat *s = GET_VIEWPORT_MAT(); |
| |
| CARD32 *dst = (CARD32 *)(ddverts + (edst * size)); |
| CARD32 *in = (CARD32 *)(ddverts + (ein * size)); |
| CARD32 *out = (CARD32 *)(ddverts + (eout * size)); |
| |
| (void)s; |
| |
| w = (dstclip[3] == 0.0F) ? 1.0 : (1.0 / dstclip[3]); |
| |
| #if DO_TEX1 |
| { |
| GLfloat temp; |
| #if DO_PTEX |
| GLfloat wout = VB->NdcPtr->data[eout][3]; |
| GLfloat win = VB->NdcPtr->data[ein][3]; |
| GLfloat qout = LE32_IN_FLOAT( out + 2 ) / wout; |
| GLfloat qin = LE32_IN_FLOAT( in + 2 ) / win; |
| GLfloat qdst, rqdst; |
| |
| INTERP_F( t, qdst, qout, qin ); |
| rqdst = 1.0 / qdst; |
| |
| INTERP_F( t, temp, LE32_IN_FLOAT( out ) * qout, LE32_IN_FLOAT( in ) * qin ); |
| LE32_OUT_FLOAT( dst, temp*rqdst ); /* VERTEX_?_SECONDARY_S */ |
| dst++; out++; in++; |
| |
| INTERP_F( t, temp, LE32_IN_FLOAT( out ) * qout, LE32_IN_FLOAT( in ) * qin ); |
| LE32_OUT_FLOAT( dst, temp*rqdst ); /* VERTEX_?_SECONDARY_T */ |
| dst++; out++; in++; |
| |
| LE32_OUT_FLOAT( dst, w*rqdst ); /* VERTEX_?_SECONDARY_W */ |
| dst++; out++; in++; |
| #else /* !DO_PTEX */ |
| #ifdef MACH64_PREMULT_TEXCOORDS |
| GLfloat qout = w / LE32_IN_FLOAT( out + 2 ); |
| GLfloat qin = w / LE32_IN_FLOAT( in + 2 ); |
| |
| INTERP_F( t, temp, LE32_IN_FLOAT( out ) * qout, LE32_IN_FLOAT( in ) * qin ); |
| LE32_OUT_FLOAT( dst, temp ); /* VERTEX_?_SECONDARY_S */ |
| dst++; out++; in++; |
| |
| INTERP_F( t, temp, LE32_IN_FLOAT( out ) * qout, LE32_IN_FLOAT( in ) * qin ); |
| LE32_OUT_FLOAT( dst, temp ); /* VERTEX_?_SECONDARY_T */ |
| dst++; out++; in++; |
| #else /* !MACH64_PREMULT_TEXCOORDS */ |
| INTERP_F( t, temp, LE32_IN_FLOAT( out ), LE32_IN_FLOAT( in ) ); |
| LE32_OUT_FLOAT( dst, temp ); /* VERTEX_?_SECONDARY_S */ |
| dst++; out++; in++; |
| |
| INTERP_F( t, temp, LE32_IN_FLOAT( out ), LE32_IN_FLOAT( in ) ); |
| LE32_OUT_FLOAT( dst, temp ); /* VERTEX_?_SECONDARY_T */ |
| dst++; out++; in++; |
| #endif /* !MACH64_PREMULT_TEXCOORDS */ |
| LE32_OUT_FLOAT( dst, w ); /* VERTEX_?_SECONDARY_W */ |
| dst++; out++; in++; |
| #endif /* !DO_PTEX */ |
| } |
| #else /* !DO_TEX1 */ |
| dst += 3; out += 3; in += 3; |
| #endif /* !DO_TEX1 */ |
| |
| #if DO_TEX0 |
| { |
| GLfloat temp; |
| #if DO_PTEX |
| GLfloat wout = VB->NdcPtr->data[eout][3]; |
| GLfloat win = VB->NdcPtr->data[ein][3]; |
| GLfloat qout = LE32_IN_FLOAT( out + 2 ) / wout; |
| GLfloat qin = LE32_IN_FLOAT( in + 2 ) / win; |
| GLfloat qdst, rqdst; |
| |
| INTERP_F( t, qdst, qout, qin ); |
| rqdst = 1.0 / qdst; |
| |
| INTERP_F( t, temp, LE32_IN_FLOAT( out ) * qout, LE32_IN_FLOAT( in ) * qin ); |
| LE32_OUT_FLOAT( dst, temp*rqdst ); /* VERTEX_?_S */ |
| dst++; out++; in++; |
| |
| INTERP_F( t, temp, LE32_IN_FLOAT( out ) * qout, LE32_IN_FLOAT( in ) * qin ); |
| LE32_OUT_FLOAT( dst, temp*rqdst ); /* VERTEX_?_T */ |
| dst++; out++; in++; |
| |
| LE32_OUT_FLOAT( dst, w*rqdst ); /* VERTEX_?_W */ |
| dst++; out++; in++; |
| #else /* !DO_PTEX */ |
| #ifdef MACH64_PREMULT_TEXCOORDS |
| GLfloat qout = w / LE32_IN_FLOAT( out + 2 ); |
| GLfloat qin = w / LE32_IN_FLOAT( in + 2 ); |
| |
| INTERP_F( t, temp, LE32_IN_FLOAT( out ) * qout, LE32_IN_FLOAT( in ) * qin ); |
| LE32_OUT_FLOAT( dst, temp ); /* VERTEX_?_S */ |
| dst++; out++; in++; |
| |
| INTERP_F( t, temp, LE32_IN_FLOAT( out ) * qout, LE32_IN_FLOAT( in ) * qin ); |
| LE32_OUT_FLOAT( dst, temp ); /* VERTEX_?_T */ |
| dst++; out++; in++; |
| #else /* !MACH64_PREMULT_TEXCOORDS */ |
| INTERP_F( t, temp, LE32_IN_FLOAT( out ), LE32_IN_FLOAT( in ) ); |
| LE32_OUT_FLOAT( dst, temp ); /* VERTEX_?_S */ |
| dst++; out++; in++; |
| |
| INTERP_F( t, temp, LE32_IN_FLOAT( out ), LE32_IN_FLOAT( in ) ); |
| LE32_OUT_FLOAT( dst, temp ); /* VERTEX_?_T */ |
| dst++; out++; in++; |
| #endif /* !MACH64_PREMULT_TEXCOORDS */ |
| LE32_OUT_FLOAT( dst, w ); /* VERTEX_?_W */ |
| dst++; out++; in++; |
| #endif /* !DO_PTEX */ |
| } |
| #else /* !DO_TEX0 */ |
| dst += 3; out += 3; in += 3; |
| #endif /* !DO_TEX0 */ |
| |
| #if DO_SPEC |
| INTERP_UB( t, ((GLubyte *)dst)[0], ((GLubyte *)out)[0], ((GLubyte *)in)[0] ); /* VERTEX_?_SPEC_B */ |
| INTERP_UB( t, ((GLubyte *)dst)[1], ((GLubyte *)out)[1], ((GLubyte *)in)[1] ); /* VERTEX_?_SPEC_G */ |
| INTERP_UB( t, ((GLubyte *)dst)[2], ((GLubyte *)out)[2], ((GLubyte *)in)[2] ); /* VERTEX_?_SPEC_R */ |
| #endif |
| |
| #if DO_FOG |
| INTERP_UB( t, ((GLubyte *)dst)[3], ((GLubyte *)out)[3], ((GLubyte *)in)[3] ); /* VERTEX_?_SPEC_A */ |
| #endif /* DO_FOG */ |
| |
| dst++; out++; in++; |
| |
| LE32_OUT( dst, VIEWPORT_Z( dstclip[2] * w ) ); /* VERTEX_?_Z */ |
| dst++; out++; in++; |
| |
| INTERP_UB( t, ((GLubyte *)dst)[0], ((GLubyte *)out)[0], ((GLubyte *)in)[0] ); /* VERTEX_?_B */ |
| INTERP_UB( t, ((GLubyte *)dst)[1], ((GLubyte *)out)[1], ((GLubyte *)in)[1] ); /* VERTEX_?_G */ |
| INTERP_UB( t, ((GLubyte *)dst)[2], ((GLubyte *)out)[2], ((GLubyte *)in)[2] ); /* VERTEX_?_R */ |
| INTERP_UB( t, ((GLubyte *)dst)[3], ((GLubyte *)out)[3], ((GLubyte *)in)[3] ); /* VERTEX_?_A */ |
| dst++; /*out++; in++;*/ |
| |
| LE32_OUT( dst, |
| (VIEWPORT_X( dstclip[0] * w ) << 16) | /* VERTEX_?_X */ |
| (VIEWPORT_Y( dstclip[1] * w ) & 0xffff) ); /* VERTEX_?_Y */ |
| |
| assert( dst + 1 - (CARD32 *)(ddverts + (edst * size)) == 10 ); |
| assert( in + 2 - (CARD32 *)(ddverts + (ein * size)) == 10 ); |
| assert( out + 2 - (CARD32 *)(ddverts + (eout * size)) == 10 ); |
| |
| if (MACH64_DEBUG & DEBUG_VERBOSE_PRIMS) { |
| fprintf( stderr, "%s: dst vert: %.2f %.2f %.2f %x\n", |
| __FUNCTION__, |
| (GLshort)(LE32_IN( dst ) >> 16)/4.0, |
| (GLshort)(LE32_IN( dst ) & 0xffff)/4.0, |
| LE32_IN( dst - 2 )/65536.0, |
| *(GLuint *)(dst - 1) ); |
| } |
| } |
| |
| #endif /* DO_RGBA && DO_XYZW */ |
| |
| |
| static void TAG(copy_pv)( GLcontext *ctx, GLuint edst, GLuint esrc ) |
| { |
| #if DO_SPEC || DO_FOG || DO_RGBA |
| LOCALVARS |
| GLubyte *verts = GET_VERTEX_STORE(); |
| GLuint size = GET_VERTEX_SIZE(); |
| GLuint *dst = (GLuint *)(verts + (edst * size)); |
| GLuint *src = (GLuint *)(verts + (esrc * size)); |
| #endif |
| |
| #if DO_SPEC || DO_FOG |
| dst[6] = src[6]; /* VERTEX_?_SPEC_ARGB */ |
| #endif |
| |
| #if DO_RGBA |
| dst[8] = src[8]; /* VERTEX_?_ARGB */ |
| #endif |
| } |
| |
| static void TAG(init)( void ) |
| { |
| setup_tab[IND].emit = TAG(emit); |
| |
| #if DO_XYZW && DO_RGBA |
| setup_tab[IND].check_tex_sizes = TAG(check_tex_sizes); |
| setup_tab[IND].interp = TAG(interp); |
| #endif |
| |
| setup_tab[IND].copy_pv = TAG(copy_pv); |
| |
| #if DO_TEX1 |
| setup_tab[IND].vertex_format = TEX1_VERTEX_FORMAT; |
| setup_tab[IND].vertex_size = 10; |
| #elif DO_TEX0 |
| setup_tab[IND].vertex_format = TEX0_VERTEX_FORMAT; |
| setup_tab[IND].vertex_size = 7; |
| #elif DO_SPEC || DO_FOG |
| setup_tab[IND].vertex_format = NOTEX_VERTEX_FORMAT; |
| setup_tab[IND].vertex_size = 4; |
| #else |
| setup_tab[IND].vertex_format = TINY_VERTEX_FORMAT; |
| setup_tab[IND].vertex_size = 3; |
| #endif |
| |
| } |
| |
| |
| #undef IND |
| #undef TAG |